CN110936263A - Steel pipe rust cleaning device for building - Google Patents
Steel pipe rust cleaning device for building Download PDFInfo
- Publication number
- CN110936263A CN110936263A CN201911161602.4A CN201911161602A CN110936263A CN 110936263 A CN110936263 A CN 110936263A CN 201911161602 A CN201911161602 A CN 201911161602A CN 110936263 A CN110936263 A CN 110936263A
- Authority
- CN
- China
- Prior art keywords
- rust removing
- steel pipe
- circumference
- rust
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a steel pipe rust removing device for a building, which comprises: a support member; the rust removing device comprises a plurality of rust removing parts, a plurality of rust removing parts and a plurality of control parts, wherein the rust removing parts are sequentially distributed along the circumferential direction and form a rust removing area; the rust removing portion includes a plurality of rust removing units, wherein the rust removing unit includes: a strut connected to the support; the grinding wheel is connected with one end, close to the center line of the circumference, of the support rod; and the power part is used for driving the support piece to rotate along the circumferential direction of the circumference. The invention can effectively remove rust on the steel pipe.
Description
Technical Field
The invention relates to the technical field of steel structures, in particular to a steel pipe rust removal device for a building.
Background
A large amount of steel pipes, channel steel and the like are needed in the prior mechanical equipment, buildings, bridge frame members, large workshops and the like. Inevitably, since the surface of the steel plate is easily rusted in a natural environment, the steel plate is not only viewed but also potential safety hazards are caused when the steel plate is seriously rusted, and therefore, the rust needs to be removed.
In the application No.: 201821643697.4 discloses a building steel pipe surface rust removing device, which comprises a grinding shaft driven by a power mechanism to rotate, wherein one end of the grinding shaft is provided with a rust grinding mechanism, the rust grinding mechanism comprises two fixing discs and a piece of grinding abrasive paper, the two fixing discs are symmetrically arranged on the grinding shaft, and the two sides of the grinding abrasive paper are respectively wrapped and fixed on the two fixing discs, so that a sunken grinding area used for grinding the steel pipe is formed between the two fixing discs. This technical scheme utilizes abrasive paper to polish, and is inefficient, and the manual work volume is big, awaits further improvement.
Disclosure of Invention
In order to solve at least one technical problem in the background art, the invention provides a steel pipe rust removal device for a building, which can effectively remove rust.
The invention provides a steel pipe rust removal device for a building, which comprises:
a support member;
the rust removing device comprises a plurality of rust removing parts, a plurality of rust removing parts and a plurality of control parts, wherein the rust removing parts are sequentially distributed along the circumferential direction and form a rust removing area; the rust removing portion includes a plurality of rust removing units, wherein the rust removing unit includes:
a strut connected to the support;
the grinding wheel is connected with one end, close to the center line of the circumference, of the support rod;
and the power part is used for driving the support piece to rotate along the circumferential direction of the circumference.
The supporting rod is rotatably connected with the supporting piece; the device also comprises a driving part, and the driving part is used for driving the support rod to rotate.
Preferably, the driving part includes an internal gear, a center line of the internal gear coincides with a center line of the circumference;
the rust removing portion includes:
the worm is rotationally connected with the support piece;
a rotating gear installed on the worm and engaged with the internal gear;
the rust removing unit further comprises a worm wheel, and the worm wheel is installed on the supporting rod and meshed with the worm.
Preferably, the power part includes:
a driven gear mounted on the support member, a center line of the driven gear coinciding with a center line of the circumference;
a rotating shaft;
the motor is in transmission connection with the rotating shaft;
and the driving gear is arranged on the rotating shaft and is meshed with the driven gear.
Preferably, the method further comprises the following steps:
the operating platform is provided with a sliding chute, and the length direction of the sliding chute is parallel to the central line direction of the circumference;
the moving piece is connected with the sliding groove in a sliding manner;
a support rod connected with the moving member;
the clamping part is used for clamping the steel pipe and is connected with the supporting rod;
and the traveling part is used for driving the moving part to move so as to enable the steel pipe to enter or separate from the rust removal area.
Preferably, the length direction of the supporting rod is coincident with the central line direction of the circumference;
the quantity of clamping part is a plurality of, and a plurality of clamping parts are followed the length direction of bracing piece distributes in proper order, the clamping part includes a plurality of centre gripping units, a plurality of centre gripping units distribute in around the bracing piece, a plurality of centre gripping units include a plurality of centre gripping groups, and a plurality of centre gripping groups are followed the length direction of bracing piece distributes in proper order, wherein, the centre gripping group includes:
the screw rods are arranged along the radial direction of the circumference and are connected with the supporting rods;
the threaded pipe is in threaded connection with the screw;
and the top plate is connected with the threaded pipe.
Preferably, one side of the top plate, which is far away from the supporting rod, is arranged in an outward convex arc shape.
Preferably, a rubber layer is arranged on the top plate.
Preferably, the length direction of the rotating shaft is parallel to the central line direction of the circumference;
the walking part comprises a screw rod, the screw rod is in threaded connection with the moving piece, and the screw rod is connected with the rotating shaft and is coaxially arranged with the rotating shaft.
Preferably, the support member has a receiving space for the steel pipe to enter and exit; the grinding wheel is located in the accommodating space.
The beneficial effects brought by one aspect of the invention are as follows:
and placing the steel pipe in a derusting area. The grinding wheel is contacted with the surface of the steel pipe; the power part is used for driving the supporting part to rotate, the grinding wheel is driven to rotate in the circumferential direction, and the iron rust on the surface of the steel pipe is removed by the grinding wheel.
Through setting up a plurality of rust cleaning portions, utilize a plurality of emery wheels to carry out the rust cleaning operation to the surface of steel pipe along circumference, when removing rust to the steel pipe surface, can not omit, can be comprehensive, effectively to the steel pipe rust cleaning operation, can effectively improve rust cleaning efficiency, realize mechanized operation, reduce artifical intensity of labour.
Drawings
FIG. 1 is a schematic structural view of one aspect of the present disclosure;
fig. 2 is a cross-sectional view of a portion of the components disclosed in the present invention.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present application may be combined with each other; the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left" and "right", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus are not to be construed as limitations of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 and 2, the invention provides a steel pipe rust removing device for construction, comprising:
a support 1; the support piece 1 can support the pipe, so that iron rust can not splash during rust removal, and people can be prevented from being injured.
The rust removing device comprises a plurality of rust removing parts, a plurality of rust removing parts and a plurality of control parts, wherein the rust removing parts are sequentially distributed along the circumferential direction and form a rust removing area; the rust removing part comprises a plurality of rust removing units, the plurality of rust removing units can be arranged along the axial direction of the circumference, comprehensive rust removal can be realized, and omission is avoided; wherein, the rust removing unit includes:
the supporting rod 2 is connected with the supporting piece 1; it is possible to let the struts 2 be arranged radially along the circumference. And the grinding wheel 3 is connected with one end of the support rod 2 close to the center line of the circumference. And the power part is used for driving the support part 1 to rotate along the circumferential direction of the circumference. The power part is utilized to drive the support part 1 to rotate, and drive the grinding wheel 3 to rotate, so as to carry out rust removal operation on the surface of the steel pipe G.
For better derusting, the supporting rod 2 is rotatably connected with the supporting piece 1, and the supporting rod 2 can flexibly rotate; the device also comprises a driving part, and the driving part is used for driving the support rod 2 to rotate. When derusting, except doing circumferential direction, utilize the drive division to drive branch 2, emery wheel 3 self and rotate, compare in emery wheel 3 only simple revolution, can better derust through letting the rotation during revolution, effectively improve rust cleaning efficiency.
Further, the drive portion includes an internal gear 4, and a center line of the internal gear 4 coincides with a center line of the circumference.
The rust removing portion includes:
a worm 5 rotatably connected to the support 1; can rotate flexibly. A rotating gear 6 mounted on the worm 5 and engaged with the internal gear 4; when the rotating gear 6 rotates along with the supporting member 1, the internal gear 4 is meshed with the internal gear 4, and the internal gear 4 drives the rotating gear 6 and the worm 5 to rotate. The rust removing unit further comprises a worm wheel 7, and the worm wheel 7 is installed on the support rod 2 and meshed with the worm 5. The worm 5 is used for driving the worm wheel 7 to rotate.
Along with support piece 1 rotates, drive worm 5, rotating gear 6, branch 2, emery wheel 3 rotates, utilize internal gear 4 to drive rotating gear 6, worm 5 rotates, and then drive worm wheel 7, branch 2, emery wheel 3 rotates, when letting emery wheel 3 carry out circumferential direction, can also carry out the rotation, can more effectually carry out the rust cleaning operation, effectual improvement rust cleaning efficiency, can also avoid the local excessive wearing and tearing of emery wheel 3, and the service life is prolonged, and simultaneously, can let polishing of steel pipe G, the rust removing thickness is even, can evenly polish steel pipe G, remove rust, guarantee the circumferential degree of steel pipe G surface.
As a further refinement of the above embodiment, in one embodiment the power section comprises:
a driven gear 8 mounted on the support 1, a center line of the driven gear 8 coinciding with a center line of the circumference; a rotating shaft 9; the motor 10 is in transmission connection with the rotating shaft 9; and the driving gear 11 is arranged on the rotating shaft 9 and is meshed with the driven gear 8. Utilize motor 10 to drive pivot 9, driving gear 11 to rotate, utilize driving gear 11 to drive driven gear 8, support piece 1 to rotate, drive emery wheel 3 and rotate, can effectively improve rust cleaning efficiency to steel pipe G surface rust cleaning operation.
In order to realize continuous operation, the present embodiment further includes:
an operation table 12 provided with a slide groove, the length direction of which is parallel to the center line direction of the circumference; a moving member 13 slidably connected to the chute; the moving member 13 can slide along the slide groove. A support rod 14 connected to the moving member 13; a clamping part for clamping the steel tube G and connecting with the support rod 14; and the traveling part is used for driving the moving part 13 to move so as to enable the steel pipe G to enter or separate from the rust removing area. The internal gear can be arranged on the operating platform, and the supporting piece can be connected with the operating platform in a rotating mode. The motor may be disposed on the console.
The clamping part is used for clamping and fixing the steel pipe G, and the walking part is used for driving the moving part 13 to move, so that the steel pipe G slowly enters the rust removal area. The power part is utilized to drive the support part 1 and the grinding wheel 3 to rotate, and the steel pipe G is subjected to rust removal operation. Therefore, mechanical operation is realized, the steel pipe G does not need to be moved manually, and the operation efficiency is improved.
Of course, after the steel pipe G enters the rust removal area, the steel pipe G can be stopped, and the steel pipe G can be moved after the complete rust removal of partial area of the steel pipe G, so that the operation can be flexibly performed by the technical personnel in the field.
In order to hold the steel pipe G more securely, the longitudinal direction of the support rod 14 coincides with the center line direction of the circumference.
The quantity of clamping part is a plurality of, and a plurality of clamping parts are followed the length direction of bracing piece 14 distributes in proper order, the clamping part includes a plurality of centre gripping units, a plurality of centre gripping unit distribution in bracing piece 14 around, a plurality of centre gripping units include a plurality of centre gripping groups, and a plurality of centre gripping groups are followed the length direction of bracing piece 14 distributes in proper order, wherein, the centre gripping group includes:
a screw 16 arranged in a radial direction of the circumference and connected to the support rod 14; a threaded pipe 15 in threaded connection with the screw 16; and a top plate 17 connected to the threaded pipe 15. Let steel pipe G as to the outside of bracing piece 14, roof 17, through rotating screwed pipe 15, drive roof 17 and be close to or keep away from bracing piece 14, let roof 17 jack-up steel pipe G, effectively support fixed steel pipe G. This implementation utilizes roof 17 to support steel pipe G from the interior survey, conveniently polishes the operation to steel pipe G's surface.
By adjusting the position of the top plate 17, the steel pipes G of different diameters can be supported, the application range is expanded, and the adaptability is improved.
Through setting up a plurality of clamping parts, can once only the fixed a plurality of steel pipes G of centre gripping, can the operation of derusting in succession, effectively improve the operating efficiency.
For better, the side of the top plate 17 far away from the support bar 14 is arranged in an outward convex arc shape. Can be better with steel pipe G laminating, better support steel pipe G, the convenient rust cleaning.
Further, a rubber layer is arranged on the top plate 17. The top plate 17 is in soft contact with the steel pipe G, so that friction force is increased, and the steel pipe G is better supported and fixed.
As a further improvement of the above embodiment, in one embodiment, the longitudinal direction of the rotating shaft 9 is parallel to the center line direction of the circumference; the walking part comprises a screw rod 18, the screw rod 18 is in threaded connection with the moving piece 13, and the screw rod 18 is connected with the rotating shaft 9 and is coaxially arranged with the rotating shaft 9.
When the motor 10 is used for driving the rotating shaft 9, the supporting piece 1 and the like to rotate, the lead screw 18 is driven to rotate, the moving piece 13, the supporting rod 14 and the steel pipe G are further driven to move, the steel pipe G is matched with the grinding wheel 3, the steel pipe G is moved, meanwhile, the grinding wheel 3 is used for conducting rust removal operation on the surface of the steel pipe G, the supporting rod 14, the clamping portion and the grinding wheel 3 are in linkage matching operation, rust removal operation can be conducted continuously, and machining efficiency is effectively improved.
Further, the support member 1 has an accommodating space 101 for the steel pipe G to enter and exit; the grinding wheel 3 is located in the accommodating space 101. The support 1 may be a support tube, the inside of which forms the receiving space 101. Let steel pipe G get into and rust cleaning in accommodation space 101, avoid the iron fillings that the rust cleaning produced to splash, avoid hindering the people, or cause environmental pollution, make things convenient for follow-up collection.
The steel pipe G is clamped and fixed by the clamping part. The motor 10 is used for driving the rotating shaft 9 and the screw rod 18 to rotate, and driving the moving piece 13 to move, so that the steel pipe G enters the accommodating space 101.
The motor 10 is used for driving the rotating shaft 9, the driving gear 11, the driven gear 8 and the support piece 1 to rotate, the grinding wheel 3 is driven to rotate, and the grinding wheel 3 is used for conducting rust removal operation on the surface of the steel pipe G along the circumferential direction.
Utilize internal gear 4 to drive worm 5, worm wheel 7, branch 2, the rotation of emery wheel 3, can more comprehensively effectual derusting operation to steel pipe G, improve the rust cleaning effect.
The embodiment can continuously carry out the rust removal operation, has high rust removal efficiency, high rust removal quality and good effect, and can not excessively wear the steel pipe G.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a steel pipe rust cleaning device for building which characterized in that includes:
a support member;
the rust removing device comprises a plurality of rust removing parts, a plurality of rust removing parts and a plurality of control parts, wherein the rust removing parts are sequentially distributed along the circumferential direction and form a rust removing area; the rust removing portion includes a plurality of rust removing units, wherein the rust removing unit includes:
a strut connected to the support;
the grinding wheel is connected with one end, close to the center line of the circumference, of the support rod;
and the power part is used for driving the support piece to rotate along the circumferential direction of the circumference.
2. The steel pipe rust removing apparatus for construction as claimed in claim 1, wherein the supporting rod is rotatably connected with the supporting member; the device also comprises a driving part, and the driving part is used for driving the support rod to rotate.
3. The steel pipe rust removing device for construction as claimed in claim 2, wherein the driving part comprises an internal gear, a central line of which coincides with a central line of the circumference;
the rust removing portion includes:
the worm is rotationally connected with the support piece;
a rotating gear installed on the worm and engaged with the internal gear;
the rust removing unit further comprises a worm wheel, and the worm wheel is installed on the supporting rod and meshed with the worm.
4. The steel pipe rust removing apparatus for construction as claimed in claim 1, wherein the power part comprises:
a driven gear mounted on the support member, a center line of the driven gear coinciding with a center line of the circumference;
a rotating shaft;
the motor is in transmission connection with the rotating shaft;
and the driving gear is arranged on the rotating shaft and is meshed with the driven gear.
5. The steel pipe rust removing apparatus for construction as claimed in claim 4, further comprising:
the operating platform is provided with a sliding chute, and the length direction of the sliding chute is parallel to the central line direction of the circumference;
the moving piece is connected with the sliding groove in a sliding manner;
a support rod connected with the moving member;
the clamping part is used for clamping the steel pipe and is connected with the supporting rod;
and the traveling part is used for driving the moving part to move so as to enable the steel pipe to enter or separate from the rust removal area.
6. The steel pipe rust removing apparatus for construction as claimed in claim 5, wherein a length direction of the stay coincides with a center line direction of the circumference;
the quantity of clamping part is a plurality of, and a plurality of clamping parts are followed the length direction of bracing piece distributes in proper order, the clamping part includes a plurality of centre gripping units, a plurality of centre gripping units distribute in around the bracing piece, a plurality of centre gripping units include a plurality of centre gripping groups, and a plurality of centre gripping groups are followed the length direction of bracing piece distributes in proper order, wherein, the centre gripping group includes:
the screw rods are arranged along the radial direction of the circumference and are connected with the supporting rods;
the threaded pipe is in threaded connection with the screw;
and the top plate is connected with the threaded pipe.
7. The steel pipe rust removing device for buildings as claimed in claim 6, wherein one side of the top plate, which is far away from the supporting rod, is provided in an outward convex arc shape.
8. The steel pipe rust removing apparatus for buildings as claimed in claim 7, wherein a rubber layer is provided on the top plate.
9. The steel pipe rust removing apparatus for construction as claimed in claim 5, wherein the length direction of the rotation shaft is parallel to the central line direction of the circumference;
the walking part comprises a screw rod, the screw rod is in threaded connection with the moving piece, and the screw rod is connected with the rotating shaft and is coaxially arranged with the rotating shaft.
10. The rust removing device for steel pipes for construction as claimed in claim 1, wherein the supporter has an accommodating space for the steel pipe to enter and exit; the grinding wheel is located in the accommodating space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911161602.4A CN110936263B (en) | 2019-11-25 | 2019-11-25 | Steel pipe rust cleaning device for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911161602.4A CN110936263B (en) | 2019-11-25 | 2019-11-25 | Steel pipe rust cleaning device for building |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110936263A true CN110936263A (en) | 2020-03-31 |
| CN110936263B CN110936263B (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911161602.4A Active CN110936263B (en) | 2019-11-25 | 2019-11-25 | Steel pipe rust cleaning device for building |
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| Country | Link |
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| CN (1) | CN110936263B (en) |
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| CN204621823U (en) * | 2015-04-14 | 2015-09-09 | 江苏天马通用设备有限公司 | Mirror grinding machine energy saver |
| CN204913565U (en) * | 2015-06-11 | 2015-12-30 | 安庆市华鑫重工股份有限公司 | Device but reducing formula wire rope eliminates rust |
| CN206066238U (en) * | 2016-08-30 | 2017-04-05 | 张世平 | A kind of crystal processes rotary apparatuss |
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| CN208759193U (en) * | 2018-09-07 | 2019-04-19 | 苏州市贝地龙新型材料有限公司 | A kind of floor surface lines grinding device |
| CN208773261U (en) * | 2018-07-25 | 2019-04-23 | 新昌县鼎石科技咨询服务有限公司 | A kind of outer wall of steel pipe Rapid rust cleaning device |
| CN209125504U (en) * | 2018-12-04 | 2019-07-19 | 乔明星 | Automobile parts grinding apparatus |
| CN110170905A (en) * | 2019-05-31 | 2019-08-27 | 南通华新建工集团有限公司 | A kind of building waste steel bar reprocessing device |
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| US3641608A (en) * | 1970-08-26 | 1972-02-15 | Remco Mfg Co Inc | Cleaning brush assembly for cleaning cylindrical surfaces |
| CN2865881Y (en) * | 2006-01-25 | 2007-02-07 | 冯苏 | Steel pipe deruster |
| CN201744915U (en) * | 2010-05-26 | 2011-02-16 | 张利宽 | Adjustable rotation type derusting machine |
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| CN209125504U (en) * | 2018-12-04 | 2019-07-19 | 乔明星 | Automobile parts grinding apparatus |
| CN110170905A (en) * | 2019-05-31 | 2019-08-27 | 南通华新建工集团有限公司 | A kind of building waste steel bar reprocessing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110936263B (en) | 2021-05-25 |
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